Implementation notes: amd64, h2atom, crypto_aead/pi64cipher256v2

Computer: h2atom
Microarchitecture: amd64; Bonnell (106ca)
Architecture: amd64
CPU ID: GenuineIntel-000106ca-bfe9fbff
SUPERCOP version: 20240107
Operation: crypto_aead
Primitive: pi64cipher256v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
193305	9917 8 0	26786 836 1024	`T:ref2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
203859	7941 8 0	24770 836 1024	`T:ref3`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
215981	10242 8 0	27010 836 1024	`T:ref2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
233766	8126 8 0	24874 836 1024	`T:ref3`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
234812	9220 8 0	24914 836 1024	`T:ref2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
246810	7949 8 0	23602 836 1024	`T:ref3`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
287946	8136 8 0	22650 836 1024	`T:ref3`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
317716	12178 8 0	29394 820 1088	`T:ref3`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
324937	9378 8 0	25442 820 1088	`T:ref3`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
344238	5575 8 0	19350 836 1024	`T:ref3`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
385060	33555 8 0	49009 812 1088	`T:goptv`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
388215	6381 8 0	21817 812 1088	`T:ref3`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
397181	5469 8 0	19533 796 1056	`T:ref3`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
429465	36648 8 0	53922 820 1088	`T:goptv`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
453723	39169 8 0	55282 820 1088	`T:goptv`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
562051	11263 8 0	25421 796 1056	`T:goptv`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
1045190	9081 8 0	25194 820 1088	`T:ref2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
1185574	7220 8 0	22697 812 1088	`T:ref2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
1193009	6510 8 0	21034 836 1024	`T:ref2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212
1195413	5936 8 0	20029 796 1056	`T:ref2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231224	20231212
1511141	5793 8 0	19540 828 1024	`T:ref2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231224	20231212

Test failure

Implementation: T:optimized_nonSSE
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_aead_encrypt returns more than crypto_aead_ABYTES extra bytes

Number of similar (compiler,implementation) pairs: 18, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:optimized_nonSSE
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:optimized_nonSSE
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:optimized_nonSSE
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:optimized_nonSSE
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref

Compiler output

Implementation: T:goptv
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

pi-cipher.c: pi-cipher.c:286:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: n_t += __builtin_shuffle(y, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:305:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: m_t += __builtin_shuffle(x, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:354:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: m_t += __builtin_shuffle(x, g_mask);
pi-cipher.c: ^
pi-cipher.c: 3 errors generated.

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:goptv
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:goptv
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:goptv
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:goptv
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:goptv

Compiler output

Implementation: T:goptv
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: pi-cipher.c: In function 'rotl_q':
pi-cipher.c: pi-cipher.c:272:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
pi-cipher.c: 272 | {
pi-cipher.c: | ^
pi-cipher.c: pi-cipher.c: In function 'e1':
pi-cipher.c: pi-cipher.c:566:13: note: the ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
pi-cipher.c: 566 | static void e1(
pi-cipher.c: | ^~
pi-cipher.c: pi-cipher.c: In function 'vect_ast':
pi-cipher.c: pi-cipher.c:337:10: warning: AVX vector argument without AVX enabled changes the ABI [-Wpsabi]
pi-cipher.c: 337 | vchunk_t vect_ast(vchunk_t x, vchunk_t y)
pi-cipher.c: | ^~~~~~~~

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:goptv
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:goptv

Compiler output

Implementation: T:goptv
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: pi-cipher.c: In function 'rotl_q':
pi-cipher.c: pi-cipher.c:272:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
pi-cipher.c: 272 | {
pi-cipher.c: | ^
pi-cipher.c: pi-cipher.c: In function 'e1':
pi-cipher.c: pi-cipher.c:566:13: note: the ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
pi-cipher.c: 566 | static void e1(
pi-cipher.c: | ^~
pi-cipher.c: pi-cipher.c: In function 'pi64_init':
pi-cipher.c: pi-cipher.c:842:5: warning: 'pi' accessing 128 bytes in a region of size 32 [-Wstringop-overflow=]
pi-cipher.c: 842 | pi(ctx->cis);
pi-cipher.c: | ^~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:842:5: note: referencing argument 1 of type 'word_t (*)[4]' {aka 'long unsigned int (*)[4]'}
pi-cipher.c: pi-cipher.c:649:13: note: in a call to function 'pi'
pi-cipher.c: 649 | static void pi(
pi-cipher.c: | ^~

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:goptv

Compiler output

Implementation: T:goptv
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: pi-cipher.c: In function 'rotl_q':
pi-cipher.c: pi-cipher.c:272:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
pi-cipher.c: 272 | {
pi-cipher.c: | ^
pi-cipher.c: pi-cipher.c: In function 'e1':
pi-cipher.c: pi-cipher.c:566:13: note: the ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
pi-cipher.c: 566 | static void e1(
pi-cipher.c: | ^~
pi-cipher.c: pi-cipher.c: In function 'vect_ast_precomputed_mu':
pi-cipher.c: pi-cipher.c:277:10: warning: AVX vector argument without AVX enabled changes the ABI [-Wpsabi]
pi-cipher.c: 277 | vchunk_t vect_ast_precomputed_mu(vchunk_t y)
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:goptv

Compiler output

Implementation: T:ref2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: In function 'mu',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:257:5:
pi-cipher.c: pi-cipher.c:226:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 226 | phi(t, x, mu_const, mu_v_const, mu_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'ast':
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
pi-cipher.c: In function 'ny',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:258:5:
pi-cipher.c: pi-cipher.c:237:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 237 | phi(dest, x, ny_const, ny_v_const, ny_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'ast':
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2

Compiler output

Implementation: T:ref2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: In function 'mu',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:257:5,
pi-cipher.c: inlined from 'e1' at pi-cipher.c:271:9,
pi-cipher.c: inlined from 'pi' at pi-cipher.c:305:9:
pi-cipher.c: pi-cipher.c:226:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 226 | phi(t, x, mu_const, mu_v_const, mu_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'pi':
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
pi-cipher.c: In function 'ny',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:258:5,
pi-cipher.c: inlined from 'e1' at pi-cipher.c:271:9,
pi-cipher.c: inlined from 'pi' at pi-cipher.c:305:9:
pi-cipher.c: pi-cipher.c:237:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 237 | phi(dest, x, ny_const, ny_v_const, ny_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'pi':
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
pi-cipher.c: In function 'mu',
pi-cipher.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2